4612061808 has 80 divisors (see below), whose sum is σ = 13256666400. Its totient is φ = 1535224320.

The previous prime is 4612061743. The next prime is 4612061809. The reversal of 4612061808 is 8081602164.

It is a super-2 number, since 2×4612061808² = 42542228241624457728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4612061809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321738 + ... + 335766.

It is an arithmetic number, because the mean of its divisors is an integer number (165708330).

Almost surely, 2^4612061808 is an apocalyptic number.

4612061808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4612061808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6628333200).

4612061808 is an abundant number, since it is smaller than the sum of its proper divisors (8644604592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4612061808 is a wasteful number, since it uses less digits than its factorization.

4612061808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14807 (or 14795 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 4612061808 is about 67912.1624453234. The cubic root of 4612061808 is about 1664.5558558864. Note that the first 3 decimals are identical.

The spelling of 4612061808 in words is "four billion, six hundred twelve million, sixty-one thousand, eight hundred eight".